Home / 819,335,506.10-1,130,770,621.98-502,006,345.02

Finding the Fourth Proportional to 819,335,506.10, 1,130,770,621.98 and 502,006,345.02

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Solution

The fourth proportional to 819,335,506.10, 1,130,770,621.98 and 502,006,345.02 is: 692,822,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,335,506.10 : 1,130,770,621.98 = 502,006,345.02 : x
  2. Step 2: Convert to fraction form
    819,335,506.10/1,130,770,621.98 = 502,006,345.02/x
  3. Step 3: Cross multiply
    819,335,506.10x = 1,130,770,621.98 × 502,006,345.02
  4. Step 4: Simplify right side
    819,335,506.10x = 567,654,026,996,171,840
  5. Step 5: Solve for x
    x = 567,654,026,996,171,840/819,335,506.10
  6. Step 6: Final answer
    x = 692,822,443.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.